Krell

full stack developer for insurance projects

In short

Full stack developer role building and maintaining web applications for a technology project in the insurance sector, working across Java/Spring Boot backend and Angular/React/Vue.js frontend with REST APIs. Posted by Krell Consulting, a business consulting firm, for hybrid work in Barcelona, Spain with 1-2 office days per week. Requires 3-5 years of experience, cloud platform knowledge (AWS/Azure/GCP), daily use of AI coding assistants, and English at B2 level.

About
Krell Consulting provides business consulting and services and is recruiting for a technology project in the insurance sector.
Responsibilities
•Design, develop, and maintain high-performance web applications
•Integrate frontend and backend components
•Optimize applications for speed, scalability, and user experience
•Implement security and data protection measures
•Develop clean, maintainable, and efficient code following best practices
•Analyze and resolve issues in existing applications
•Design and develop REST APIs
•Participate in designing enterprise applications and applying current design patterns
•Use AI coding assistants such as GitHub Copilot, Cursor, Claude Code, or similar tools daily
•Present and communicate technical solutions to project stakeholders
Requirements
•3–5 years of experience as a Full Stack Developer
•Experience with frontend frameworks such as Angular, React, or Vue.js
•Experience with Java and Spring Boot
•Knowledge of REST API design and development
•Experience with version control systems such as Git
•Experience or knowledge of cloud platforms: AWS, Azure, or Google Cloud
•Basic knowledge of AI technologies
•Regular use of AI-based coding assistants such as GitHub Copilot, Cursor, Claude Code, or equivalents
•English at a minimum B2 level
Conditions
•Hybrid work with 1–2 in-office days
•Location: Spain
•Participation in a technology project in the insurance sector
•Modern technology environment using AI in Full Stack development

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